Behavioral task
behavioral1
Sample
b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175.exe
Resource
win10v2004-20240508-en
General
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Target
b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175
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Size
121KB
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MD5
699759216c51837aa4f564e75fe977e9
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SHA1
8bff14f7e4855d2aa01abae469064b955e3a5749
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SHA256
b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175
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SHA512
b3ceda4a2e3604cafa69b43fde72e712cad619649fd7ad595d47de7b05cadb4153cf8e9cf8304dacb5adaa66a95d8f28b9cc6cb2d54bf034279f572ced4aa8f6
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SSDEEP
3072:/V2A/gVh74gpgS48S80bW8aNSALid2EZWkJvVgEHLX:/MAoVNh48SPnaNS8idf0UaWb
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175 unpack001/out.upx
Files
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b4a8af64116fbbfb70a9e18d3ab1e2350a23a87cdf897f385fb4748640ec0175.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE